It is true that Call of Duty may be banned, but it doesn't have the ability to give people nightmares. The two main reasons that Call of Duty is rated M is because of strong language and intense violence. It is a fact that people aged from 10 to 12 use these words in everyday life. Many children under the age of 12 play Call of Duty. The intense violence is not natural. For example, many foreign movies have an intense amount of blood, but parents allow children to watch these movies....